Originally Posted by
Digital_Cowboy
One problem with a dynohub is that unless the light has a rechargeable battery built into it, that the light(s) are going to turn off whenever one is stopped.
Even with a dynohub setup after one starts rolling how long does it take for the lights to turn back on?
Many modern dyno lights have a "standlight" feature. On the rear, it'll stay lit up for 3-5 minutes, minimum, after you've ridden a few blocks at a brisk pace.
With a good hub and light system, the lights will come on after perhaps half a wheel revolution.